So after rebuilding from the 2 sources talked about above, I can now use Linux Kernel 4.15.0-13 with the Broadcom network adapter working at last !
[...] wl: Running module version sanity check. - Original module - No original module exists within this kernel - Installation - Installing to /lib/modules/4.13.0-38-generic/updates/dkms/ depmod.... Backing up initrd.img-4.13.0-38-generic to /boot/initrd.img-4.13.0-38-generic.old-dkms Making new initrd.img-4.13.0-38-generic (If next boot fails, revert to initrd.img-4.13.0-38-generic.old-dkms image) update-initramfs.... DKMS: install completed. Building initial module for 4.15.0-13-generic Done. wl: Running module version sanity check. - Original module - No original module exists within this kernel - Installation - Installing to /lib/modules/4.15.0-13-generic/updates/dkms/ depmod.... [...] If anyone needs these dkms drivers (module wl) to work on older than Bionic 18.04 Ubuntu systems, they can pick up the working packages in my PPA: https://launchpad.net/~anton+/+archive/ubuntu/miscellaneous ** Changed in: linux (Ubuntu Bionic) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1760108 Title: Broadcom B43 Wireless Driver Not Functional after Update to Linux Kernel 4.15 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1760108/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs